ABB REG670 - Page 48

IEC11000203-2-en.vsd
G
U
U
STEF PHIZ
59THD U3d/N
TR PTTR
49 Ith
SA PTUF
81 f<
EF4 PTOC
50N/51N
IN>
REF PDIF
87N IdN/I
T3W PDIF
87O 3Id/I
REG 670 2.0
T2W PDIF
87T 3Id/I
ROV2 PTOV
59N 3Uo>
NS2 PTOC
46 I2>
TR PTTR
49 Ith
FUFSPVC
60FL
ZGV PDIS
21 Z<
LEX PDIS
40 <
GUP PDUP
37 P<
GOP PDOP
32 P
PSP PPAM
78 Ucos
SA PTOF
81 f>
OEX PVPH
24 U/f>
UV2 PTUV
27 3U<
OV2 PTOV
59 3U>
OC4 PTOC
50/51 3I>
OC4 PTOC
50/51 3I>
CC RBRF
50BF 3I> BF
GEN PDIF
87G 3Id/I
ROV2 PTOV
59N UN>
CC RBRF
50BF 3I> BF
OC4 PTOC
51/67 3I->
AEG PVOC
50AE U/I>
CV MMXU
Meter.
+ REX060, REX061
STTI PHIZ
64S R
SE
<
ROTI PHIZ
64R R
RE
<
+ REX060
CV MMXU
Meter.
Y
Y
Y
Y
Y
U
n
i
t
T
r
a
f
o
VT
D
D
D
IEC11000203 V2 EN
Figure 6: Unit protection application with overall differential, unit transformer
differential, generator differential, 100% stator earth fault and back-
up protection. Ungrounded stator winding.
Section 2 1MRK 502 071-UEN -
Application
42 Generator protection REG670 2.2 IEC and Injection equipment REX060, REX061, REX062
Application manual